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Cheap flights from St Louis (STL) to Calcutta (CCU)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from St Louis (STL) to Calcutta (CCU)

How to find the cheapest flight from St Louis (STL) to Calcutta (CCU)
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How to find the cheapest flight from St Louis (STL) to Calcutta (CCU)
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How to find the cheapest flight from St Louis (STL) to Calcutta (CCU)
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Cheap flights from St Louis to Calcutta in February , March 2026

18 Feb - 10 Mar $ 1,015.00
STL
St Louis
Frontier Airlines
3 STOPS
CCU
Calcutta
CCU
Calcutta
Frontier Airlines
3 STOPS
STL
St Louis
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18 Feb - 12 Mar $ 1,029.00
STL
St Louis
Frontier Airlines
3 STOPS
CCU
Calcutta
CCU
Calcutta
Frontier Airlines
3 STOPS
STL
St Louis
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28 Feb - 10 Mar $ 1,051.00
STL
St Louis
Frontier Airlines
3 STOPS
CCU
Calcutta
CCU
Calcutta
Frontier Airlines
3 STOPS
STL
St Louis
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Last minute flights from St Louis to Calcutta

18 Feb - 02 Mar $ 1,147.00
STL
St Louis
Frontier Airlines
3 STOPS
CCU
Calcutta
CCU
Calcutta
Frontier Airlines
3 STOPS
STL
St Louis
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23 Feb - 02 Mar $ 1,173.00
STL
St Louis
Frontier Airlines
3 STOPS
CCU
Calcutta
CCU
Calcutta
Frontier Airlines
3 STOPS
STL
St Louis
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25 Feb - 02 Mar $ 1,173.00
STL
St Louis
Frontier Airlines
3 STOPS
CCU
Calcutta
CCU
Calcutta
Frontier Airlines
3 STOPS
STL
St Louis
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One-way flights to Calcutta from St Louis

8:17 PM - 4:10 PM
Air India Limited
3 Stops
34h 38m
STL - CCU
$ 445
Kiwi
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8:22 PM - 2:00 PM
Etihad Airways
3 Stops
36h 8m
STL - CCU
$ 470
Kiwi
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8:17 PM - 3:00 PM
IndiGo Airlines
3 Stops
33h 53m
STL - CCU
$ 480
Kiwi
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How to find the cheapest flight from St Louis (STL) to Calcutta (CCU)

Related info for your journey
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How to find the cheapest flight from St Louis (STL) to Calcutta (CCU)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from St Louis (STL) to Calcutta (CCU)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.